Typical Installation - Rheem PH-16(FISN)(FISP) Use And Care Manual

Installing the water heater:
Typical Installation of Water Heater
(Venting Required for Indoor Models Only)
90û Elbow
Vent Adapter
To Hot Water
Faucet(s)
Water Filter
Drain Valve
Union
Drain Valve
Cold Water
Supply
Shut-off
V a lve
Drain
Hose
(To Suitable Drain)
Indoor Models
Vacuum Relief Valve
(Not Supplied)
If required, install per local codes
and valve manufacturer's
Install indoors only.
instructions.
NOTICE: The National Fuel Gas Code (NFGC) and B149 mandates a manual gas shut-off valve: See
NFGC/B149 for complete instructions. Local codes or plumbing authority requirements may vary from
the instructions or diagrams provided and take precedent over these instructions.
1/4" Per Foot Downward Pitch
Manual
Gas Supply Line
Shut-off
Power
Supply V a lve
Cord
Manual Gas
Appliance
Shut-off
Check (supplied)
V a lve
Union
Relief
V a lve
Sediment
Trap
Cap
Discharge
Line
(To Suitable Drain)
6" (15 cm) Air Gap
Alternate Water Piping Arrangement
with Optional Valve Kit
Hot Water Service
Valve
PRIORITY
∞F
POWER
ON/OFF
Pressure Relief
Valve
Remote
Control
To Hot Water
Faucet(s)
Water Filter
Drain Valve
On/Off
Switch
Union
Drain Valve
Cold Water
Supply
Shut-off
V a lve
Drain
Hose
(To Suitable Drain)
Outdoor Models
Drain
Water
Water Inlet
Outlet
Manual
Gas Supply Line
Shut-off
V a lve
Manual Gas
Appliance
Shut-off
Check (supplied)
V a lve
Union
Relief
V a lve
Sediment
Trap
Cap
Discharge
Line
(To Suitable Drain)
6" (15 cm) Air Gap
Cold Water
Service Valve
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